Qiwen Zhan

Summary

Affiliation: University of Dayton
Country: USA

Publications

  1. ncbi request reprint Near-field nano-ellipsometer for ultrathin film characterization
    Q Zhan
    Department of Electrical and Computer Engineering, University of Minnesota, 4 174 EE CSci Building, 200 Union Street SE, Minneapolis, MN 55455, USA
    J Microsc 210:214-9. 2003
  2. ncbi request reprint Properties of circularly polarized vortex beams
    Qiwen Zhan
    Electro Optics Graduate Program, University of Dayton, 300 College Park, Dayton, Ohio 45469 0245, USA
    Opt Lett 31:867-9. 2006
  3. ncbi request reprint Evanescent Bessel beam generation via surface plasmon resonance excitation by a radially polarized beam
    Qiwen Zhan
    Electro Optics Graduate Program, University of Dayton, Ohio 45469 0245, USA
    Opt Lett 31:1726-8. 2006
  4. doi request reprint Magnetic field distribution of a highly focused radially-polarized light beam: comment
    Qiwen Zhan
    Electro Optics Graduate Program, University of Dayton, Dayton, Ohio 45469 0245, USA
    Opt Express 18:765-6. 2010
  5. doi request reprint Hybrid spiral plasmonic lens: towards an efficient miniature circular polarization analyzer
    Weibin Chen
    Electro Optics Program, University of Dayton, Dayton, OH 45469, USA
    Opt Express 20:26299-307. 2012
  6. doi request reprint Beaming photons with spin and orbital angular momentum via a dipole-coupled plasmonic spiral antenna
    Guanghao Rui
    Electro Optics Graduate Program, University of Dayton, Dayton, Ohio 45469, USA
    Opt Express 20:18819-26. 2012
  7. doi request reprint Beaming circularly polarized photons from quantum dots coupled with plasmonic spiral antenna
    Guanghao Rui
    Electro Optics Program, University of Dayton, Dayton, OH 45469, USA
    Opt Express 20:19297-304. 2012
  8. doi request reprint Vectorial fiber laser using intracavity axial birefringence
    Renjie Zhou
    Electro Optics Program, University of Dayton, 300 College Park, Dayton, Ohio 45469, USA
    Opt Express 18:10839-47. 2010
  9. doi request reprint Compact flattop laser beam shaper using vectorial vortex
    Wen Cheng
    Electro Optics Program, University of Dayton, 300 College Park, Dayton, Ohio 45469, USA
    Appl Opt 52:4608-12. 2013
  10. doi request reprint Plasmonic lens made of multiple concentric metallic rings under radially polarized illumination
    Weibin Chen
    Electro Optics Graduate Program, University of Dayton, 300 College Park, Dayton Ohio 45469, USA
    Nano Lett 9:4320-5. 2009

Collaborators

  • Wen Cheng
  • Jian Gao
  • Guanghao Rui
  • Weibin Chen
  • Robert L Nelson
  • Don C Abeysinghe
  • Wei Han
  • Jiming Wang
  • Renjie Zhou
  • Peter E Powers
  • Zhi Wu
  • Yiqiong Zhao
  • Joseph W Haus
  • Robert E Nelson
  • Andrew M Sarangan
  • Yanli Zhang
  • Yong Ping Li

Detail Information

Publications23

  1. ncbi request reprint Near-field nano-ellipsometer for ultrathin film characterization
    Q Zhan
    Department of Electrical and Computer Engineering, University of Minnesota, 4 174 EE CSci Building, 200 Union Street SE, Minneapolis, MN 55455, USA
    J Microsc 210:214-9. 2003
    ..Such a nano-ellipsometer can accurately characterize thin films ranging in thickness from subnanometre to micrometres with potential transverse resolution of the order of 100 nm...
  2. ncbi request reprint Properties of circularly polarized vortex beams
    Qiwen Zhan
    Electro Optics Graduate Program, University of Dayton, 300 College Park, Dayton, Ohio 45469 0245, USA
    Opt Lett 31:867-9. 2006
    ..The cylindrical decomposition also sheds light on the connections between orbital angular momentum and the spin of the light beams...
  3. ncbi request reprint Evanescent Bessel beam generation via surface plasmon resonance excitation by a radially polarized beam
    Qiwen Zhan
    Electro Optics Graduate Program, University of Dayton, Ohio 45469 0245, USA
    Opt Lett 31:1726-8. 2006
    ..The created evanescent Bessel beam may be used as a virtual probe for near-field optical imaging and sensing applications...
  4. doi request reprint Magnetic field distribution of a highly focused radially-polarized light beam: comment
    Qiwen Zhan
    Electro Optics Graduate Program, University of Dayton, Dayton, Ohio 45469 0245, USA
    Opt Express 18:765-6. 2010
    ..The authors claimed that an error has been found in a previous paper [Opt. Express 12, 3377-3382 (2004)] and provided a "guess" of how the Poynting vector was calculated. These claims are incorrect and are based on a misconception...
  5. doi request reprint Hybrid spiral plasmonic lens: towards an efficient miniature circular polarization analyzer
    Weibin Chen
    Electro Optics Program, University of Dayton, Dayton, OH 45469, USA
    Opt Express 20:26299-307. 2012
    ..The coupling efficiency could be further improved through optimizing the geometry of the hybrid lens...
  6. doi request reprint Beaming photons with spin and orbital angular momentum via a dipole-coupled plasmonic spiral antenna
    Guanghao Rui
    Electro Optics Graduate Program, University of Dayton, Dayton, Ohio 45469, USA
    Opt Express 20:18819-26. 2012
    ....
  7. doi request reprint Beaming circularly polarized photons from quantum dots coupled with plasmonic spiral antenna
    Guanghao Rui
    Electro Optics Program, University of Dayton, Dayton, OH 45469, USA
    Opt Express 20:19297-304. 2012
    ....
  8. doi request reprint Vectorial fiber laser using intracavity axial birefringence
    Renjie Zhou
    Electro Optics Program, University of Dayton, 300 College Park, Dayton, Ohio 45469, USA
    Opt Express 18:10839-47. 2010
    ..Furthermore, more complicated vectorial vortex output modes are also observed by purposefully introducing angular misalignments...
  9. doi request reprint Compact flattop laser beam shaper using vectorial vortex
    Wen Cheng
    Electro Optics Program, University of Dayton, 300 College Park, Dayton, Ohio 45469, USA
    Appl Opt 52:4608-12. 2013
    ..Experimental results show that high quality flattop profiles can be obtained with steep edge roll-off. The tolerance of different input beam sizes of the beam shaper is also verified in the experimental demonstration. ..
  10. doi request reprint Plasmonic lens made of multiple concentric metallic rings under radially polarized illumination
    Weibin Chen
    Electro Optics Graduate Program, University of Dayton, 300 College Park, Dayton Ohio 45469, USA
    Nano Lett 9:4320-5. 2009
    ..The field enhancement factor can be improved through adding more rings while maintaining the plasmonic focal spot size. Strategy for optimizing the field enhancement factor is studied with both analytical and numerical methods...
  11. doi request reprint Propagation of vector vortex beams through a turbulent atmosphere
    Wen Cheng
    Electro Optics Graduate Program, University of Dayton 300 College Park, Dayton, Ohio, 45469 0245, USA
    Opt Express 17:17829-36. 2009
    ..This indicates the potential advantages of using a vector vortex beam to mitigate atmospheric effects and enable a more robust free space communication channel with longer link distance...
  12. doi request reprint Engineering of high purity ultra-long optical needle field through reversing the electric dipole array radiation
    Jiming Wang
    Electro Optics Program, University of Dayton, 300 College Park, Dayton, Ohio 45469, USA
    Opt Express 18:21965-72. 2010
    ..From the calculated pupil plane distribution, a simplified discrete complex pupil filter can be designed and significant improvements over the previously reported complex filters are clearly demonstrated...
  13. pmc Demonstration of beam steering via dipole-coupled plasmonic spiral antenna
    Guanghao Rui
    Electro Optics Program, University of Dayton, 300 College Park, Dayton, OH 45469, USA
    Sci Rep 3:2237. 2013
    ..A steerable nanoscale spin photon source may find important applications in single molecule sensing, quantum optical information processing and integrated photonic circuits. ..
  14. ncbi request reprint Optical characterization of wiregrid micropolarizers designed for infrared imaging polarimetry
    Zhi Wu
    Electro Optics Graduate Program, University of Dayton, Dayton, Ohio 45469, USA
    Opt Lett 33:1653-5. 2008
    ..A TM transmission coefficient greater than 70% with an extinction ratio greater than 10(4) is achieved for the midwave-IR region while maintaining an extinction ratio better than 10(2) for the near-IR region above 1.5 microm...
  15. doi request reprint Polymer underlayer assisted dewetting of a top metal nanofilm
    Don C Abeysinghe
    Department of Electrical and Computer Engineering, University of Cincinnati, Cincinnati, OH 45219, USA
    Nanotechnology 20:475301. 2009
    ....
  16. doi request reprint Polarization multiplexed fluorescence enhancer using a pixelated one-dimensional photonic band gap structure
    Jian Gao
    Electro Optics Graduate Program, University of Dayton, 300 College Park, Dayton, Ohio 45469, USA
    Opt Lett 37:2640-2. 2012
    ..The average enhancement of 15.6 and 17.9 fold were experimentally verified for the transverse and longitudinal fields on the same substrate. This device may be used as an optical platform for molecular orientation determination...
  17. doi request reprint Efficient miniature circular polarization analyzer design using hybrid spiral plasmonic lens
    Weibin Chen
    Electro Optics Program, University of Dayton, Dayton, Ohio 45469, USA
    Opt Lett 37:1442-4. 2012
    ..Numerical studies show that the field enhancement at the focus and power conversion efficiency can be increased by 39.53% and 94.69% compared to that of pure spiral slot plasmonic lens...
  18. doi request reprint Geometrical phase and surface plasmon focusing with azimuthal polarization
    Weibin Chen
    Electro Optics Program, University of Dayton, Dayton, Ohio 45469, USA
    Opt Lett 37:581-3. 2012
    ....
  19. doi request reprint Circularly polarized unidirectional emission via a coupled plasmonic spiral antenna
    Guanghao Rui
    Electro Optics Program, University of Dayton, 300 College Park, Dayton, Ohio 45469, USA
    Opt Lett 36:4533-5. 2011
    ..The spiral antenna may be used as a nanoscale circular polarization source in single molecule sensing, single-photo sources, and integrated photonic circuits...
  20. pmc Highly sensitive beam steering with plasmonic antenna
    Guanghao Rui
    Electro Optics Program, University of Dayton, 300 College Park, Dayton, OH 45469, USA
    Sci Rep 4:5962. 2014
    ..This miniature plasmonic beam steering device may find many potential applications in quantum optical information processing and integrated photonic circuits...
  21. doi request reprint Flattop focusing with full Poincaré beams under low numerical aperture illumination
    Wei Han
    Electro Optics Program, University of Dayton, 300 College Park, Dayton, Ohio 45469, USA
    Opt Lett 36:1605-7. 2011
    ..The experiment results also demonstrate that flattop profile can be maintained for different input beam sizes by conveniently rotating a half-wave plate...
  22. doi request reprint High efficiency plasmonic probe design for parallel near-field optics applications
    Guanghao Rui
    Electro Optics Graduate Program, University of Dayton, 300 College Park, Dayton Ohio 45469, USA
    Opt Express 19:5187-95. 2011
    ..The probe can be made in an array format that is suitable for large area parallel near-field optics applications such as lithography and microscopy...
  23. ncbi request reprint Creation of a three-dimensional optical chain for controllable particle delivery
    Yiqiong Zhao
    Department of Physics, University of Science and Technology of China, Heifei 230026, China
    Opt Lett 30:848-50. 2005
    ..By controlling the phase modulation of the incident beam, one can manipulate the interference pattern to accelerate and transport trapped particles along the optical axis in a prescribed way...